<header>
  {% include title.html %}
  <a class="github-link" href="{{ site.repository }}">on Github</a>
  <nav class="breadcrumbs push-center">
    <ul>
      <li><a href="guide.html">guide</a></li>
      <li><a href="api/">api</a></li>
    </ul>
  </nav>
</header>
